#include <unp.h>

void str_cli(FILE *fp, int sockfd)
{
    char	sendline[MAXLINE];
    char	recvline[MAXLINE];

    while (Fgets(sendline, MAXLINE, fp) != NULL)
    {
	Writen(sockfd, sendline, strlen(sendline));

	if (Readline(sockfd, recvline, MAXLINE) == 0)
	{
	    err_quit("str_cli: server terminated prematurely");
	}

	Fputs(recvline, stdout);
    }
}

int main(int argc, char **argv)
{
    int sockfd;
    struct sockaddr_in	servaddr;

    if (argc != 2)
    {
	err_quit("usuage: tcpcli <IP address>");
    }

    sockfd = Socket(AF_INET, SOCK_STREAM, 0);

    bzero(&servaddr, sizeof(servaddr));
    servaddr.sin_family = AF_INET;
    servaddr.sin_port	= htons(SERV_PORT);
    Inet_pton(AF_INET, argv[1], &servaddr.sin_addr);

    Connect(sockfd, (SA *)&servaddr, sizeof(servaddr));
    
    str_cli(stdin, sockfd);

    exit(0);
}
